Main Entry:

¹bea·con

Pronunciation:

\ˈbē-kən\

Function:

noun

Etymology:

Middle English beken, from Old English bēacen sign; akin to Old High German bouhhan sign

Date:

14th century

1: a signal fire commonly on a hill, tower, or pole2 a: a lighthouse or other signal for guidance b: a radio transmitter emitting signals for guidance of aircraft3: a source of light or inspiration